/Engine/Source/Runtime/GeometryFramework/Public/Components/BaseDynamicMeshSceneProxy.h
This can only be called on the Rendering Thread.
void TransferVertexUpdateToGPU ( [FRHICommandListBase](API\Runtime\RHI\FRHICommandListBase) & RHICmdList, bool bPositions, bool bNormals, bool bTexCoords, bool bColors )